Home / 5,324.16-7,986.78-2,038.80

Finding the Fourth Proportional to 5,324.16, 7,986.78 and 2,038.80

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Solution

The fourth proportional to 5,324.16, 7,986.78 and 2,038.80 is: 3,058.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.16 : 7,986.78 = 2,038.80 : x
  2. Step 2: Convert to fraction form
    5,324.16/7,986.78 = 2,038.80/x
  3. Step 3: Cross multiply
    5,324.16x = 7,986.78 × 2,038.80
  4. Step 4: Simplify right side
    5,324.16x = 16,283,447.06
  5. Step 5: Solve for x
    x = 16,283,447.06/5,324.16
  6. Step 6: Final answer
    x = 3,058.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.